This quiz works best with JavaScript enabled. Home > Science > Earth > Ecology – Quiz 43 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 43 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A complex system of overlapping food chains is called a(n) A) Food chain. B) Energy chain. C) Energy web. D) Food web. Show Answer Correct Answer: D) Food web. 2. This biome has low biodiversity is arid and arctic and has poor soil quality A) Desert. B) Tundra. C) Taiga. D) Marine. Show Answer Correct Answer: B) Tundra. 3. What is a biological rhythm? A) Emitting light from animal bodies. B) Some condition of an organism that alternates with time. C) Organisms that kill their prey and feed on it. D) The number of individuals who migrated from one district. E) The number of individuals that died at the same time. Show Answer Correct Answer: B) Some condition of an organism that alternates with time. 4. If krill is a primary food source for a local population of whales, which will most likely happen to the whales if the krill population suddenly doubles? A) The whales will have to compete more with each other for available food. B) The whales will have to find another food source or risk starvation. C) The whales will migrate to another area. D) The whales will increase in number. Show Answer Correct Answer: D) The whales will increase in number. 5. What is a detritivore? A) Something that eats both plants and animals. B) A plant eater. C) A corpse eater. D) A meat eater. Show Answer Correct Answer: C) A corpse eater. 6. Which of these is the greatest limiting factor for plants on the forest floor? A) Space. B) Soil. C) Sunlight. D) Water. Show Answer Correct Answer: C) Sunlight. 7. A group of individuals of the same species that live together in the same area A) Organism. B) Population. C) Community. D) Ecosystem. E) Biosphere. Show Answer Correct Answer: B) Population. 8. What type of relationship is this:The oxpecker rides onthe back of rhinoseating off the ticksand alerting the rhinosto predators. A) Mutualism. B) Commensalism. C) Parasitism. D) None of above. Show Answer Correct Answer: A) Mutualism. 9. Which pair of organisms listed below are competitors for the same natural resources? A) Ticks and dogs. B) Lions and leopards. C) Honeybees and flowers. D) Salmon and brown bears. Show Answer Correct Answer: B) Lions and leopards. 10. Which of the following is an example of mutualism? A) Grass and cow. B) Shark and remora. C) Goby fish and shrimp. D) Leopard seal and penguin. Show Answer Correct Answer: C) Goby fish and shrimp. 11. Parts of the seed that becomes the stem of the plant A) Epicotyl. B) Cotyledon. C) Hypocotyl. D) Radicle. Show Answer Correct Answer: C) Hypocotyl. 12. The study of the interactions that take place among the living organisms and nonliving parts of an ecosystem. A) Chemistry. B) Ecology. C) Zoology. D) Anthropology. Show Answer Correct Answer: B) Ecology. 13. A relationship between two organisms in which both organisms benefit. A) Mutualism. B) Competition. C) Parasitism. D) Commensalism. Show Answer Correct Answer: A) Mutualism. 14. Makes its own food A) Herbivore. B) Carnivore. C) Heterotroph. D) Autotroph. Show Answer Correct Answer: D) Autotroph. 15. Which factor is an abiotic factor? A) Lion. B) Plant. C) Water. D) Bacteria. Show Answer Correct Answer: C) Water. 16. Which of the following are biotic factors? A) Soil, mushroom, tree. B) Soil, sunlight, river. C) Deer, mushroom, tree. D) Sunlight, river, deer. Show Answer Correct Answer: C) Deer, mushroom, tree. 17. Fdasafsadaf A) D. B) Distract. C) Fdsaf. D) F. Show Answer Correct Answer: C) Fdsaf. 18. Fossil fuels are A) Renewable. B) Nonrenewable. Show Answer Correct Answer: B) Nonrenewable. 19. Which of the following symbiotic relationships is considered parasitic? A) Ticks feeding on a dog. B) Bees transporting pollen from flowers. C) Pilotfish swimming under sharks. D) Birds eating the insects fromo the back of hippo. Show Answer Correct Answer: A) Ticks feeding on a dog. 20. Who coined the term Biocoenosis A) Alfred Wallace. B) Mobius. C) Henry Cowles. D) Stephen Forbes. Show Answer Correct Answer: B) Mobius. ← PreviousNext →Related QuizzesScience QuizzesEcology Quiz 1Ecology Quiz 2Ecology Quiz 3Ecology Quiz 4Ecology Quiz 5Ecology Quiz 6Ecology Quiz 7Ecology Quiz 8Ecology Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books